Verizon, T-Mobile, AT&T Fall 9% to 13% on SpaceX Spectrum Activity

Verizon, T-Mobile and AT&T shares fell sharply on October 9, 2026. Verizon closed down 8.75%, its worst single-day performance since 2002, per CNBC. T-Mobile fell 13.27%, AT&T 9.81%. Reuters tied the selloff to SpaceX's spectrum activity, including its agreed, not yet completed, $8 billion purchase of Grain's 800 MHz portfolio. Spectrum: licensed radio airwaves carriers use for wireless service.